Daenerys, Dragonmother

Prevent all noncombat damage that would be
dealt to Daenerys, Dragonmother.
Dragon spells you cast cost {2} less to cast.
When Daenerys enters the battlefield, look at the
top six cards of your library. You may reveal up
to two Dragon cards from among them and put
them into your hand. Put the rest on the bottom
of your library in a random order.